<?php

#[('最终版本')]
final class Person
{
    public $name = "www.hflxhn.com";

    function start()
    {
        echo "my host is {$this->name}";
    }
}

class It extends Person
{

    public function start()
    {
        echo "my name is hflxhn";
    }
}

$obj = new It();
$obj->start();
